40236044 has 6 divisors (see below), whose sum is σ = 70413084. Its totient is φ = 20118020.

The previous prime is 40236041. The next prime is 40236073. The reversal of 40236044 is 44063204.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (40236041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5029502 + ... + 5029509.

It is an arithmetic number, because the mean of its divisors is an integer number (11735514).

Almost surely, 2^40236044 is an apocalyptic number.

It is an amenable number.

40236044 is a deficient number, since it is larger than the sum of its proper divisors (30177040).

40236044 is a wasteful number, since it uses less digits than its factorization.

40236044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10059015 (or 10059013 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 40236044 is about 6343.1887879835. The cubic root of 40236044 is about 342.6665863391. Note that the first 3 decimals are identical.

Adding to 40236044 its reverse (44063204), we get a palindrome (84299248).

The spelling of 40236044 in words is "forty million, two hundred thirty-six thousand, forty-four".